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Svetllana [295]
3 years ago
8

(Help! If possible can you explain how you got the answer plz and thank u) If the average weight of 10 sacks of soil is 40 lbs.,

the standard deviation is 4 lbs., and this is a
normal distribution, what will be the weight of 68% of bags of sand from the same batch?
A.36-44
B.40-44
C.38-40
D.36-40
Mathematics
1 answer:
defon3 years ago
6 0

Answer:

I think the answer is C but I'm not too sure so if it doesn't sound right don't click it cuz I don't want you get the answer wrong

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Maurice wants to purchase a home in six years. He will contribute $350 each month to a savings account with 2.12% interest, comp
Kruka [31]
First we need to find the semiannual payment because the interest rate is semiannually
350×6 months=2100

Now find the future value of an annuity ordinary using the formula of
Fv=pmt [((1+r/k)^(kn)-1)÷(r/k)]
Fv future value?
PMT semiannual payment 2100
R interest rate 0.0212
K compounded semiannual 2
N time 6years
Fv=2,100×(((1+0.0212÷2)^(2×6)
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5 0
3 years ago
In a movle theater, each row has 20 seats. Which equation represents this proportional relationship?
Dimas [21]

Answer:

c

Step-by-step explanation:

7 0
3 years ago
What is the volume of a rectangular prism with the dimensions: base 7 2 cm, height 3 2 cm, and length 9 2 cm? A) 189 2 cm3 B) 18
motikmotik

Answer: D)  \dfrac{189}{8}\ cm^3

Step-by-step explanation:

The volume of a rectangular prism is given by :_

\text{Volume}=\text{length*width*height}

Given: Length of the rectangular prism = \dfrac{9}{2}\ cm

Width =  \dfrac{7}{2}\ cm

Height =  \dfrac{3{2}\ cm

Then, the volume of a rectangular prism will be :-

\text{Volume}\dfrac{9}{2}\times\dfrac{7}{2}\times\dfrac{3}{2}\\\\\Rightarrow\text{Volume}=\dfrac{189}{8}\ cm^3

8 0
4 years ago
Read 2 more answers
Name a pair of adjacent supplementary angles.
Ket [755]

Answer:

angle. LJK and angle. LJN

6 0
3 years ago
Plzzzzzzz helpbmeeeeeeee
schepotkina [342]
I believe you r right because feet r bigger then meters so making cube feet a "smaller" number and making cube meters a "bigger" number
Hope this helps have a nice nite Happy Halloween lol
8 0
4 years ago
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